Technique | Features |
---|---|
1. Infiltration | Also called as submucosal analgesia. Terminal branches or free nerve endings are anesthetized. Only that area into which the local anesthetic solution is infiltrated is anesthetized. |
2. Field Block | Large Terminal Branches are anesthetized. |
a) Paraperiosteal | Most commonly used technique. The solution is deposited alongside the periosteum. It is indicated widely in the porous maxilla than in the dense mandible. |
b) Interosseous | Means injecting directly into the bone. Painful and dangerous procedure. It is not commonly used. |
c) Interseptal | It is most effective in children and young adults. LA is injected into the thin porous interseptal bone. |
d) Intraligamentary | Most effective for anesthetizing single tooth by injecting LA into the periodontal ligament under high pressure. |
e) Intrapulpal | LA is injected into the pulp chamber. The needle should be wedged firmly. |
Local Anesthetic Techniques
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